dul 18c – Database SOS

在以前的文章中已经写过oracle 原厂dul工具可以很好的支持oracle 11g,12c(Oracle dul支持Oracle 12.2(12c),dul 10支持oracle 11g r2),现在确认通过一些处理,dul也可以完美支持oracle 18c
数据库版本18c

[oracle@localhost dul]$ sqlplus / as sysdba
SQL*Plus: Release 18.0.0.0.0 Production on Fri Jun 15 14:23:00 2018
Version 18.1.0.0.0
Copyright (c) 1982, 2017, Oracle.  All rights reserved.
Connected to:
Oracle Database 18c Enterprise Edition Release 18.0.0.0.0 - Production
Version 18.1.0.0.0
SQL> select BANNER from v$version;
BANNER
--------------------------------------------------------------------------------
Oracle Database 18c Enterprise Edition Release 18.0.0.0.0 - Production
SQL> select name from v$datafile;
NAME
-------------------------------------------------------------
/u02/app/oracle/oradata/XFFDB/system01.dbf
/u02/app/oracle/oradata/XFFDB/sysaux01.dbf
/u02/app/oracle/oradata/XFFDB/undotbs01.dbf
/u02/app/oracle/oradata/XFFDB/users01.dbf
SQL> create table t_xifenfei as select * from dba_objects;
Table created.
SQL> alter system checkpoint;
System altered.
SQL> select count(*) from sys.t_xifenfei;
COUNT(*)
-------------------------------------------------------------
72870

dul加载18c字典失败
DUL: FATAL Error: File OBJ.dat和DUL: Error: string2ub8错误导致obj和TAB字典加载失败

[oracle@localhost dul]$ ./dul
Data UnLoader: 11.2.0.6.1 - Internal Only - on Fri Jun 15 12:04:17 2018
with 64-bit io functions and the decompression option
Copyright (c) 1994 2017 Bernard van Duijnen All rights reserved.
 Strictly Oracle Internal Use Only
DUL: Warning: ulimit process stack size is only 33554432
Found db_id = 946715269
Found db_name = XFFDB
DUL> show datafiles;
ts# rf# start   blocks offs open  err file name
  0   1     0   110081    0    1    0 /u02/app/oracle/oradata/XFFDB/system01.dbf
  1   3     0    79361    0    1    0 /u02/app/oracle/oradata/XFFDB/sysaux01.dbf
  2   4     0     7681    0    1    0 /u02/app/oracle/oradata/XFFDB/undotbs01.dbf
  4   7     0      641    0    1    0 /u02/app/oracle/oradata/XFFDB/users01.dbf
DUL> bootstrap;
Probing file = 1, block = 520
. unloading table                BOOTSTRAP$
DUL: Warning: block number is non zero but marked deferred trying to process it anyhow
      60 rows unloaded
Reading BOOTSTRAP.dat 60 entries loaded
Parsing Bootstrap$ contents
Generating dict.ddl for version 11
 OBJ$: segobjno 18, file 1 block 240
 TAB$: segobjno 2, tabno 1, file 1  block 144
 COL$: segobjno 2, tabno 5, file 1  block 144
 USER$: segobjno 10, tabno 1, file 1  block 208
Running generated file "@dict.ddl" to unload the dictionary tables
. unloading table                      OBJ$   72872 rows unloaded
. unloading table                      TAB$    2173 rows unloaded
. unloading table                      COL$  120489 rows unloaded
. unloading table                     USER$     123 rows unloaded
Reading USER.dat 123 entries loaded
Reading OBJ.dat
DUL: FATAL Error: File OBJ.dat, line 20174: identifier too long
[oracle@localhost dul]$ ./dul
Data UnLoader: 11.2.0.6.1 - Internal Only - on Fri Jun 15 13:46:51 2018
with 64-bit io functions and the decompression option
Copyright (c) 1994 2017 Bernard van Duijnen All rights reserved.
 Strictly Oracle Internal Use Only
DUL: Warning: Recreating file "dul.log"
DUL: Warning: ulimit process stack size is only 33554432
Reading USER.dat 123 entries loaded
Reading OBJ.dat 35926 entries loaded and sorted 35926 entries
Reading TAB.dat
DUL: Error: string2ub8(618970019642690137449563136), Conversion to number (ub8) overflowed
DUL: Error: Number conversion error in file TAB.dat, line 22
DUL: Warning: Ignoring file TAB.dat cache
Reading COL.dat
DUL: Notice: Increased the size of DC_COLUMNS from 100000 to 132768 entries
 120489 entries loaded and sorted 120489 entries
Reading BOOTSTRAP.dat 60 entries loaded
Found db_id = 946715269
Found db_name = XFFDB

通过dul修复字典之后

[oracle@localhost dul]$ ./dul
Data UnLoader: 11.2.0.6.1 - Internal Only - on Fri Jun 15 14:12:52 2018
with 64-bit io functions and the decompression option
Copyright (c) 1994 2017 Bernard van Duijnen All rights reserved.
 Strictly Oracle Internal Use Only
DUL: Warning: Recreating file "dul.log"
DUL: Warning: ulimit process stack size is only 33554432
Reading USER.dat 123 entries loaded
Reading OBJ.dat 35926 entries loaded and sorted 35926 entries
Reading TAB.dat 2155 entries loaded
Reading COL.dat
DUL: Notice: Increased the size of DC_COLUMNS from 100000 to 132768 entries
 120489 entries loaded and sorted 120489 entries
Reading TABPART.dat 299 entries loaded and sorted 299 entries
Reading TABCOMPART.dat 1 entries loaded and sorted 1 entries
Reading TABSUBPART.dat 32 entries loaded and sorted 32 entries
Reading INDPART.dat 216 entries loaded and sorted 216 entries
Reading INDCOMPART.dat 0 entries loaded and sorted 0 entries
Reading INDSUBPART.dat 0 entries loaded and sorted 0 entries
Reading IND.dat 2845 entries loaded
Reading LOB.dat 665 entries loaded
Reading ICOL.dat 4911 entries loaded
Reading COLTYPE.dat 2971 entries loaded
Reading TYPE.dat 4031 entries loaded
Reading ATTRIBUTE.dat 15856 entries loaded
Reading COLLECTION.dat
DUL: Notice: Increased the size of DC_COLLECTIONS from 1024 to 8192 entries
 1454 entries loaded
Reading BOOTSTRAP.dat 60 entries loaded
Reading LOBFRAG.dat 18 entries loaded and sorted 18 entries
Reading LOBCOMPPART.dat 0 entries loaded and sorted 0 entries
Reading UNDO.dat 21 entries loaded
Reading TS.dat 6 entries loaded
Reading PROPS.dat 42 entries loaded
Database character set is AL32UTF8
Database national character set is AL16UTF16
Found db_id = 946715269
Found db_name = XFFDB
DUL> unload table sys.t_xifenfei;
. unloading table                T_XIFENFEI   72870 rows unloaded
DUL>

由此可以看出来dul,可以比较好的支持oracle 18c数据库

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